Finding the Fourth Proportional to 72,559.27, 100,152.72 and 43,879

Step by Step Solution

1. Step 1: Write the proportion equation
   72,559.27 : 100,152.72 = 43,879 : x
2. Step 2: Convert to fraction form
   72,559.27/100,152.72 = 43,879/x
3. Step 3: Cross multiply
   72,559.27x = 100,152.72 × 43,879
4. Step 4: Simplify right side
   72,559.27x = 4,394,601,200.88
5. Step 5: Solve for x
   x = 4,394,601,200.88/72,559.27
6. Step 6: Final answer
   x = 60,565.68